... :Jretek certificate:CE coppersurfaced bundy tube for refrigerator condenser Bundy Tube 1.Copper coated Steel Tube 2. Steel brake ... Bundy Tube 3.Galvanized brake Bundy Tube 4,Use:refrigerator condenser,automobile brake system5,Standard:ASTM,DIN,UNI,GB6,Material:low ... .712.000.712.700.7 coppersurfaced bundy tube for refrigerator condenser